/*
 * JGO2RDF creates a RDF representation of GAF2 files, which are automatically sourced from GO ftp site.
 * Copyright (C) 2012 Matthew M. Hindle & Artem Lysenko
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */

package uk.co.jgo2rdf.goa.utils;

import com.google.common.base.Supplier;
import com.google.common.collect.Lists;
import com.google.common.collect.Sets;

import java.util.List;
import java.util.Set;

/**
 * Type-safe Supplier constructors for Guava collections
 *
 * @author lysenkoa
 */

public class DefaultSuppliers {

    private DefaultSuppliers() {

    }

    ;

    public static <T> Supplier<List<T>> list(Class<T> type) {

        return new Supplier<List<T>>() {
            @Override
            public List<T> get() {
                return Lists.newArrayList();
            }
        };
    }

    public static <T> Supplier<Set<T>> set(Class<T> type) {
        return new Supplier<Set<T>>() {
            @Override
            public Set<T> get() {
                return Sets.newHashSet();
            }
        };
    }


}
